Home / 2,443,598,455.80-3,665,397,683.70-890,940,430.20

Finding the Fourth Proportional to 2,443,598,455.80, 3,665,397,683.70 and 890,940,430.20

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Solution

The fourth proportional to 2,443,598,455.80, 3,665,397,683.70 and 890,940,430.20 is: 1,336,410,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,443,598,455.80 : 3,665,397,683.70 = 890,940,430.20 : x
  2. Step 2: Convert to fraction form
    2,443,598,455.80/3,665,397,683.70 = 890,940,430.20/x
  3. Step 3: Cross multiply
    2,443,598,455.80x = 3,665,397,683.70 × 890,940,430.20
  4. Step 4: Simplify right side
    2,443,598,455.80x = 3,265,650,989,169,761,280
  5. Step 5: Solve for x
    x = 3,265,650,989,169,761,280/2,443,598,455.80
  6. Step 6: Final answer
    x = 1,336,410,645.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.